资源简介

(共11张PPT)
Unit 2
There be句型
Contents
01. 概念
02. 结构
03. 用法
1.概念
表示“存在… 有”，即什么地方或什么时间存在什么事物。
2.结构
There be+主语（人或物名词）+地点/时间
There is a student in the classroom.
There is a fair (集市) in the morning.
3.用法
其中be动词有时态和单复数变化。
There ten apples on the table.
The no one at the school yesterday.
are
was
Practice
Note
如果有两个或两个以上的主语时，be动词要和最靠近它的那个主语在数上保持一致。
There be就近原则
如果be动词后面的词是复数名词，就用are，否则就用is。
e.g. There a desk and five chairs in the classroom.
There five chairs and a desk in the classroom.
are
is
There is a computer in the room.
there be的一般疑问句及肯否定回答
Is there a computer in the room
Yes, there is. No, there isn’t.
There are some birds in the tree.
Are there any birds in the tree
Yes, there are. No, there aren’t.
there be有特点，主语放在be后面。
单数主语用is，复数主语要用are。
多个主语并列时，就近原则记心间。
变否定，很简单，be后要把not添。
变问句也不难，把be提到there前。
肯定句中用some，否定\疑问换any。
There be 口诀
Practice makes perfect.
熟能生巧。
Thank You

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